极微量 meaning in Chinese
infinitesimal
trace
Examples
- A normal cell produces only a minute amount of its own cholesterol .
一个正常细胞只为自己制造极微量的胆固醇。 - Even the smallest amount of wrong substances could cause complete catastrophe .
即使是极微量的有害物质，也会造成极大的灾难。 - The residues were in solid form with only trace quantity of dioxins , non - volatile , insoluble in water , non - inflamable and were kept in drums that comply with the united nations standard
（一）这些剩馀物是固体物质并只含极微量的二恶英，属非挥发性、非水溶及非易燃的物质，全程均储存于符合联合国标准的滚筒内。 - Direct damage on supf trna gene can be neglected because half - life of mnng is 1 . 1 hour and the interval between treatment and transfection was as long as 12 - 24 hours . therefore the mutagenesis is not lesion directed
20m的mnng经洗涤后的极微量残留经过10 ? 20多个半衰期的降解后，己不足攻击转人的qdna分子，因此这种突变显然是发生在mnng直接攻击部位以外的正常碱基上。 - " the modern techniques employed in the government laboratory make possible the identification of the minutest traces of such substances as pesticides , heavy metals or veterinary drug residues in foodstuffs , and the same is true for the determination of toxic pollutants in air and water
他说：政府化验所应用的现代科技精密，即使食物只含极微量的除害剂、重金属和残馀禽畜药物等物质，也可检测出来，亦能够分析出水和空气中有毒物质的含量。